Which Ball is Heavier
There is 8 balls they are all the same in colour and design but, one of these balls is heavier than the others, you can't find out till you don't comapare them but you can't do so with hand as in hand you won't find it so, there is A balance but you can use the balance only for two times not more, so how can you find which ball is heavier than others?
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idrees